MasterTuning Fault code dictionary (DTC)

4C18 — Message : CAS

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: BMW
MeaningMessage : CAS.
FamilyManufacturer-native code

Frequently asked questions

What does code 4C18 mean?

Message : CAS. Message : CAS.

Can I keep driving with code 4C18 active?

With caution: limp mode possible, have it checked soon

How do you fix code 4C18?

Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.

Need help with this fault?

We are ECU specialists: diagnosis, file repair and remapping for cars, bikes, trucks and agricultural vehicles.

Contact us
Where to get it fixed

Related codes